... CNC machined as per ordered spec Gear ShaftPrecision Gear Shaft with tight diameter accuracy in 303, 316, 17-4 Ph ... .Custom precision ground shafts are available in different materials and with retaining ring grooves, bearing journals, flats, special lengths etc. Please ... stainless steel,brass,copper, alloy steel,aluminum,cold rolled steel with various plating;3.Surface treatment of Gear Shaft: kinds of ...